In Tucson’s Barrio Viejo, or old neighborhood, evidence of the city’s Mexican heritage is everywhere. Visitors come from all over to eat tacos, to admire adobe architecture, and if they know where to go, they can make a wish too at El Tiradito.

An extension of the United Nations calculated more people trying to cross the U.S.-Mexico border illegally died last year than in previous years. This in spite of the fact that immigrant apprehensions along the border are on the decline.

Almost two centuries ago, the United States fought a gruesome war against Mexico and annexed a vast territory that includes Arizona. What does Arizona mean to Mexico nowadays, considering the past, but also the present and future?

An Arizona State University instructor, known for his work with humanitarian aid groups along the Arizona-Mexico border, was arrested by Border Patrol agents last week on a felony charge of harboring undocumented immigrants.